| (19) |
 |
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(11) |
EP 1 068 931 A3 |
| (12) |
EUROPEAN PATENT APPLICATION |
| (88) |
Date of publication A3: |
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17.09.2003 Bulletin 2003/38 |
| (43) |
Date of publication A2: |
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17.01.2001 Bulletin 2001/03 |
| (22) |
Date of filing: 11.07.2000 |
|
| (51) |
International Patent Classification (IPC)7: B25B 23/14 |
|
| (84) |
Designated Contracting States: |
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AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE |
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Designated Extension States: |
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AL LT LV MK RO SI |
| (30) |
Priority: |
12.07.1999 IT MI991523
|
| (71) |
Applicant: BLM S.a.s. di L. Bareggi & C. |
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20095 Cusano Milanino (Milano) (IT) |
|
| (72) |
Inventor: |
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- Bareggi, Luigi
20129 Milano (IT)
|
| (74) |
Representative: Faraggiana, Vittorio, Dr. Ing. |
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Ingg. Guzzi & Ravizza S.r.l. Via Vincenzo Monti 8
20123 Milano
20123 Milano (IT) |
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| |
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| (54) |
Tightening tool and monitoring station with mutual wireless communication |
(57) A tightening tool comprises a microprocessor unit for management and measurement
of tightening parameters and a transponder unit for communication with a monitoring
station and equipped in turn with at least one decoder for communication with the
transponder. The tool microprocessor unit receives control parameters from the station
through the transponder and sends tool data to the station through the transponder.